Cathode binder HEVER 7210S
Items | HEVER 7210S | Competitor |
Features | modification | modification |
MW/ 104g/mol | 110 | 100 |
Rotary viscosity(7% mp.s) | 2000 | 2040 |
Particle size D50/μm | 80 | 113 |
Melting point/ oC | 162.5 | 163.0 |
Remarks: NCM811/PVDF/ SP = 97.8/1.2/1,70% solid content
HEVER 7210S is equivalent to competitive products in terms of anti gel, flexibility and adhesive force of electrode piece, and is applicable to NCM and NCA systems
Battery design:
Positive electrode: NCM811:97.3%, surface density: 280g/m2, compaction density: 3.50g/m3 Negative electrode: Graphite: 96.0%, surface density: 160g/m2, compaction density: 1.60g/m3 11 positive, 12 negative, theoretical capacity: 1.3Ah, N/P ratio: 1.12
7210S has a 0.2% higher first efficiency and a 2.7% lower internal resistance compared to competitor
Battery design:
Positive electrode: NCM811:97.3%, surface density: 280g/m2, compaction density: 3.50g/m3 Negative electrode: Graphite: 96.0%, surface density: 160g/m2, compaction density: 1.60g/m3 11 positive, 12 negative, theoretical capacity: 1.3Ah, N/P ratio: 1.12
7210S has a lower DCR by~5% compared to competitors, and a higher capacity retention rate of 0.64% at 5C
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